initial osmocom boilerplate source tree

Related: SYS#5599
Depends: I0a46b147ec6a76d909df28136cfd2b764b2c75ea (libosmocore)
Change-Id: I4352dd8738a1a9de6ba2fc250ee8eef69c65ff1e

1 files changed, 97 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..7cf4362
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,97 @@
+AC_INIT([libosmo-pfcp],
+	m4_esyscmd([./git-version-gen .tarball-version]),
+	[osmocom-net-gprs@lists.osmocom.org])
+
+dnl *This* is the root dir, even if an install-sh exists in ../ or ../../
+AC_CONFIG_AUX_DIR([.])
+
+AM_INIT_AUTOMAKE([dist-bzip2])
+AC_CONFIG_TESTDIR(tests)
+
+CFLAGS="$CFLAGS -std=gnu11"
+
+dnl kernel style compile messages
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+
+dnl include release helper
+RELMAKE='-include osmo-release.mk'
+AC_SUBST([RELMAKE])
+
+dnl checks for programs
+AC_PROG_MAKE_SET
+AC_PROG_CC
+AC_PROG_INSTALL
+LT_INIT
+
+dnl patching ${archive_cmds} to affect generation of file "libtool" to fix linking with clang
+AS_CASE(["$LD"],[*clang*],
+  [AS_CASE(["${host_os}"],
+     [*linux*],[archive_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'])])
+
+dnl check for pkg-config (explained in detail in libosmocore/configure.ac)
+AC_PATH_PROG(PKG_CONFIG_INSTALLED, pkg-config, no)
+if test "x$PKG_CONFIG_INSTALLED" = "xno"; then
+        AC_MSG_WARN([You need to install pkg-config])
+fi
+PKG_PROG_PKG_CONFIG([0.20])
+
+dnl checks for libraries
+AC_SEARCH_LIBS([dlopen], [dl dld], [LIBRARY_DL="$LIBS";LIBS=""])
+AC_SUBST(LIBRARY_DL)
+
+PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore >= 1.5.0)
+PKG_CHECK_MODULES(LIBOSMOVTY, libosmovty >= 1.5.0)
+PKG_CHECK_MODULES(LIBOSMOCTRL, libosmoctrl >= 1.5.0)
+
+dnl checks for header files
+AC_HEADER_STDC
+
+dnl Checks for typedefs, structures and compiler characteristics
+
+AC_ARG_ENABLE(sanitize,
+	[AS_HELP_STRING(
+		[--enable-sanitize],
+		[Compile with address sanitizer enabled],
+	)],
+	[sanitize=$enableval], [sanitize="no"])
+if test x"$sanitize" = x"yes"
+then
+	CFLAGS="$CFLAGS -fsanitize=address -fsanitize=undefined"
+	CPPFLAGS="$CPPFLAGS -fsanitize=address -fsanitize=undefined"
+fi
+
+AC_ARG_ENABLE(werror,
+	[AS_HELP_STRING(
+		[--enable-werror],
+		[Turn all compiler warnings into errors, with exceptions:
+		 a) deprecation (allow upstream to mark deprecation without breaking builds);
+		 b) "#warning" pragmas (allow to remind ourselves of errors without breaking builds)
+		]
+	)],
+	[werror=$enableval], [werror="no"])
+if test x"$werror" = x"yes"
+then
+	WERROR_FLAGS="-Werror"
+	WERROR_FLAGS+=" -Wno-error=deprecated -Wno-error=deprecated-declarations"
+	WERROR_FLAGS+=" -Wno-error=cpp" # "#warning"
+	CFLAGS="$CFLAGS $WERROR_FLAGS"
+	CPPFLAGS="$CPPFLAGS $WERROR_FLAGS"
+fi
+
+AC_MSG_RESULT([CFLAGS="$CFLAGS"])
+AC_MSG_RESULT([CPPFLAGS="$CPPFLAGS"])
+
+dnl Generate the output
+AM_CONFIG_HEADER(config.h)
+
+AC_OUTPUT(
+    include/Makefile
+    include/osmocom/Makefile
+    include/osmocom/pfcp/Makefile
+    src/Makefile
+    src/libosmo-pfcp/Makefile
+    tests/Makefile
+    tests/atlocal
+    doc/Makefile
+    contrib/Makefile
+    Makefile)